Table of Contents

1968-10; 61 (2)

Research Article

  • Research Article:
    • J G Harrar

    Crises in human ecology

    Proc Natl Acad Sci U S A 1968 61:357-362
  • Research Article:
    • S Ogawa,
    • H M McConnell,
    • and A Horwitz

    Overlapping conformation changes in spin-labeled hemoglobin

    Proc Natl Acad Sci U S A 1968 61:401-405
  • Research Article:
    • D H Meadows
    • and O Jardetzky

    Nuclear magnetic resonance studies of the structure and binding sites of enzymes. IV. Cytidine 3'-monophosphate binding to ribonuclease

    Proc Natl Acad Sci U S A 1968 61:406-413
  • Research Article:
    • B Julesz
    • and S C Johnson

    Stereograms portraying ambiguously perceivable surfaces

    Proc Natl Acad Sci U S A 1968 61:437-441
  • Research Article:
    • F A Beach
    • and A Merari

    Coital behavior in dogs. IV. Effects of progesterone in the bitch

    Proc Natl Acad Sci U S A 1968 61:442-446
  • Research Article:
    • R V Dippell

    The development of basal bodies in paramecium

    Proc Natl Acad Sci U S A 1968 61:461-468
  • Research Article:
    • E Baltus,
    • J Hanocq-Quertier,
    • and J Brachet

    Isolation of deoxyribonucleic acid from the yolk platelets of Xenopus laevis oöcyte

    Proc Natl Acad Sci U S A 1968 61:469-476
  • Research Article:
    • D Yaffe

    Retention of differentiation potentialities during prolonged cultivation of myogenic cells

    Proc Natl Acad Sci U S A 1968 61:477-483
  • Research Article:
    • R E Lee

    The fine structure of the cerebroside occurring in Gaucher's disease

    Proc Natl Acad Sci U S A 1968 61:484-489
  • Research Article:
    • T J Gill, 3rd
    • and H W Kunz

    The immunogenicity of vinyl polymers

    Proc Natl Acad Sci U S A 1968 61:490-496
  • Research Article:
    • J L McGuire
    • and R D Lisk

    Estrogen receptors in the intact rat

    Proc Natl Acad Sci U S A 1968 61:497-503
  • Research Article:
    • N Friedmann
    • and C R Park

    Early effects of 3',5'-adenosine monophosphate on the fluxes of calcium end potassium in the perfused liver of normal and adrenalectomized rats

    Proc Natl Acad Sci U S A 1968 61:504-508
  • Research Article:
    • T L Hill
    • and G M White

    On the sliding-filament model of muscular contraction. 3. Kinetics of cross-bridge fluctuations in configuration

    Proc Natl Acad Sci U S A 1968 61:514-521
  • Research Article:
    • R J Wurtman,
    • A Casper,
    • L A Pohorecky,
    • and F C Bartter

    Impaired secretion of epinephrine in response to insulin among hypophysectomized dogs

    Proc Natl Acad Sci U S A 1968 61:522-528
  • Research Article:
    • W D Odell
    • and R S Swerdloff

    Progestogen-induced luteinizing and follicle-stimulating hormone surge in postmenopausal women: a simulated ovulatory peak

    Proc Natl Acad Sci U S A 1968 61:529-536
  • Research Article:
    • R W Detroy,
    • D F Witz,
    • R A Parejko,
    • and P W Wilson

    Reduction of N2 by complementary functioning of two components from nitrogen-fixing bacteria

    Proc Natl Acad Sci U S A 1968 61:537-541
  • Research Article:
    • N A Young,
    • B H Hoyer,
    • and M A Martin

    Polynucleotide sequence homologies among polioviruses

    Proc Natl Acad Sci U S A 1968 61:548-555
  • Research Article:
    • G L Ada
    • and C R Parish

    Low zone tolerance to bacterial flagellin in adult rats: a possible role for antigen localized in lymphoid follicles

    Proc Natl Acad Sci U S A 1968 61:556-561
  • Research Article:
    • R DeMars

    A temperature-sensitive glucose-6-phosphate dehydrogenase in mutant cultured human cells

    Proc Natl Acad Sci U S A 1968 61:562-569
  • Research Article:
    • L C Dunn
    • and D Bennett

    A new case of transmission ratio distortion in the house mouse

    Proc Natl Acad Sci U S A 1968 61:570-573
  • Research Article:
    • T B Shows
    • and F H Ruddle

    Function of the lactate dehydrogenase B gene in mouse erythrocytes: evidence for control by a regulatory gene

    Proc Natl Acad Sci U S A 1968 61:574-581
  • Research Article:
    • J H Gillespie
    • and K Kojima

    The degree of polymorphisms in enzymes involved in energy production compared to that in nonspecific enzymes in two Drosophila ananassae populations

    Proc Natl Acad Sci U S A 1968 61:582-585
  • Research Article:
    • Y Efron
    • and D Schwartz

    In vivo inactivation of maize alcohol dehydrogenase by a two-factor system

    Proc Natl Acad Sci U S A 1968 61:586-591
  • Research Article:
    • A E Mirsky,
    • C J Burdick,
    • E H Davidson,
    • and V C Littau

    The role of lysine-rich histone in the maintenance of chromatin structure in metaphase chromosomes

    Proc Natl Acad Sci U S A 1968 61:592-597
  • Research Article:
    • C R Hackenbrock

    Chemical and physical fixation of isolated mitochondria in low-energy and high-energy states

    Proc Natl Acad Sci U S A 1968 61:598-605
  • Research Article:
    • L B Adair,
    • J E Wilson,
    • J W Zemp,
    • and E Glassman

    Brain function and macromolecules. 3. Uridine incorporation into polysomes of mouse brain during short-term avoidance conditioning

    Proc Natl Acad Sci U S A 1968 61:606-613
  • Research Article:
    • N Nanninga

    The conformation of the 50S ribosomal subunit of Bacillus subtilis

    Proc Natl Acad Sci U S A 1968 61:614-620
  • Research Article:
    • A U Bertland, 2nd
    • and H M Kalckar

    Reversible changes of ordered polypeptide structures in oxidized and reduced epimerase

    Proc Natl Acad Sci U S A 1968 61:629-635
  • Research Article:
    • P Cuatrecasas,
    • M Wilchek,
    • and C B Anfinsen

    Selective enzyme purification by affinity chromatography

    Proc Natl Acad Sci U S A 1968 61:636-643
  • Research Article:
    • E H Eylar
    • and G A Hashim

    Allergic encephalomyelitis: the structure of encephalitogenic determinant

    Proc Natl Acad Sci U S A 1968 61:644-650
  • Research Article:
    • B Colombo,
    • C Vesco,
    • and C Baglioni

    Role of ribosomal subunits in protein synthesis in mammalian cells

    Proc Natl Acad Sci U S A 1968 61:651-658
  • Research Article:
    • P P Trotta,
    • P Dreizen,
    • and A Stracher

    Studies on subfragment-I, a biologically active fragment of myosin

    Proc Natl Acad Sci U S A 1968 61:659-666
  • Research Article:
    • W Wehrli,
    • F Knüsel,
    • K Schmid,
    • and M Staehelin

    Interaction of rifamycin with bacterial RNA polymerase

    Proc Natl Acad Sci U S A 1968 61:667-673
  • Research Article:
    • H I Silman
    • and A Karlin

    Action of antibiotics affecting membrane permeability on the electroplax

    Proc Natl Acad Sci U S A 1968 61:674-679
  • Research Article:
    • T Lindahl
    • and G M Edelman

    Polynucleotide ligase from myeloid and lymphoid tissues

    Proc Natl Acad Sci U S A 1968 61:680-687
  • Research Article:
    • A T Blomquist,
    • D H Rich,
    • V J Hruby,
    • L L Nangeroni,
    • P Glose,
    • and V Du Vigneaud

    Deuterated oxytocins: the synthesis and biological properties of three crystalline analogs of deamino-oxytocin deuterated in the 1-beta-mercaptopropionic acid position

    Proc Natl Acad Sci U S A 1968 61:688-692
  • Research Article:
    • G Sundharadas,
    • J R Katze,
    • D Söll,
    • W Konigsberg,
    • and P Lengyel

    On the recognition of serine transfer RNA's specific for unrelated codons by the same seryl-transfer RNA synthetase

    Proc Natl Acad Sci U S A 1968 61:693-700
  • Research Article:
    • Z Vogel,
    • A Zamir,
    • and D Elson

    On the specificity and stability of an enzyme that hydrolyzes N-substituted aminoacyl-transfer RNA's

    Proc Natl Acad Sci U S A 1968 61:701-707
  • Research Article:
    • S R Pinnell
    • and G R Martin

    The cross-linking of collagen and elastin: enzymatic conversion of lysine in peptide linkage to alpha-aminoadipic-delta-semialdehyde (allysine) by an extract from bone

    Proc Natl Acad Sci U S A 1968 61:708-716
  • Research Article:
    • J W Blunt,
    • Y Tanaka,
    • and H F DeLuca

    The biological activity of 25-hydroxycholecalciferol, a metabolite of vitamin D3

    Proc Natl Acad Sci U S A 1968 61:717-718
  • Research Article:
    • A P Grollman
    • and M L Stewart

    Inhibition of the attachment of messenger ribonucleic acid to ribosomes

    Proc Natl Acad Sci U S A 1968 61:719-725
  • Research Article:
    • S Pestka

    Studies on the formation of trensfer ribonucleic acid-ribosome complexes. V. On the function of a soluble transfer factor in protein synthesis

    Proc Natl Acad Sci U S A 1968 61:726-733
  • Research Article:
    • A Stern,
    • W A Gibbons,
    • and L C Craig

    A conformational analysis of gramicidin S-A by nuclear magnetic resonance

    Proc Natl Acad Sci U S A 1968 61:734-741
  • Research Article:
    • W M Mitchell

    A model for protein biosynthesis predicated on the concept of metastable states: a postulated role for genetic code degeneracy

    Proc Natl Acad Sci U S A 1968 61:742-747
  • Research Article:
    • R Tenhunen,
    • H S Marver,
    • and R Schmid

    The enzymatic conversion of heme to bilirubin by microsomal heme oxygenase

    Proc Natl Acad Sci U S A 1968 61:748-755
  • Research Article:
    • J W Eaton
    • and G J Brewer

    The relationship between red cell 2,3-diphosphoglycerate and levels of hemoglobin in the human

    Proc Natl Acad Sci U S A 1968 61:756-760
  • Research Article:
    • A R Subramanian,
    • E Z Ron,
    • and B D Davis

    A factor required for ribosome dissociation in Escherichia coli

    Proc Natl Acad Sci U S A 1968 61:761-767
  • Research Article:
    • E Scolnick,
    • R Tompkins,
    • T Caskey,
    • and M Nirenberg

    Release factors differing in specificity for terminator codons

    Proc Natl Acad Sci U S A 1968 61:768-774

Physical Sciences: Physics

  • Physical Sciences: Physics:
    • Ralph A. Alpher
    • and George Gamow

    A POSSIBLE RELATION BETWEEN COSMOLOGICAL QUANTITIES AND THE CHARACTERISTICS OF ELEMENTARY PARTICLES

    Proc Natl Acad Sci U S A 1968 61:363-366
  • Physical Sciences: Physics:
    • Francis H. Ree
    • and John P. Chan

    CORRESPONDENCE OF LIQUID AND GASEOUS METALS

    Proc Natl Acad Sci U S A 1968 61:367-374

Physical Sciences: Applied Mathematics

  • Physical Sciences: Applied Mathematics:
    • J. P. LaSalle
    • and San Wan

    OPTIMALITY AND STRONG STABILITY OF CONTROL SYSTEMS

    Proc Natl Acad Sci U S A 1968 61:375-377

Physical Sciences: Mathematics

  • Physical Sciences: Mathematics:
    • Samuel Eilenberg
    • and Calvin C. Elgot

    ITERATION AND RECURSION

    Proc Natl Acad Sci U S A 1968 61:378-379
  • Physical Sciences: Mathematics:
    • Gordon T. Whyburn

    CUT POINTS IN GENERAL TOPOLOGICAL SPACES

    Proc Natl Acad Sci U S A 1968 61:380-387
  • Physical Sciences: Mathematics:
    • Felix E. Browder

    NONLINEAR MONOTONE AND ACCRETIVE OPERATORS IN BANACH SPACES

    Proc Natl Acad Sci U S A 1968 61:388-393
  • Physical Sciences: Mathematics:
    • Richard E. Block

    DETERMINATION OF A + FOR THE SIMPLE FLEXIBLE ALGEBRAS

    Proc Natl Acad Sci U S A 1968 61:394-397
  • Physical Sciences: Mathematics:
    • J. H. Conway

    A PERFECT GROUP OF ORDER 8,315,553,613,086,720,000 AND THE SPORADIC SIMPLE GROUPS

    Proc Natl Acad Sci U S A 1968 61:398-400

Physical Sciences: Chemistry

  • Physical Sciences: Chemistry:
    • G. K. Lewis, Jr.
    • and H. G. Drickamer

    HIGH-PRESSURE MÖSSBAUER RESONANCE STUDIES OF THE CONVERSION OF Fe(III) TO Fe(II) IN FERRIC HALIDES

    Proc Natl Acad Sci U S A 1968 61:414-421
  • Physical Sciences: Chemistry:
    • Gert J. Kruger
    • and Jan C. A. Boeyens

    THE CRYSTAL AND MOLECULAR STRUCTURE OF THE POTASSIUM SALT OF 2,2,5,5-TETRAMETHYL-3-CARBOXYPYRROLINE-1-OXYL

    Proc Natl Acad Sci U S A 1968 61:422-428
  • Physical Sciences: Chemistry:
    • F. A. Momany,
    • G. Vanderkooi,
    • and H. A. Scheraga

    THE DETERMINATION OF INTERMOLECULAR POTENTIALS FROM CRYSTAL DATA, I. GENERAL THEORY AND APPLICATION TO CRYSTALLINE BENZENE AT SEVERAL TEMPERATURES

    Proc Natl Acad Sci U S A 1968 61:429-436

Biological Sciences: Botany

  • Biological Sciences: Botany:
    • R. M. Welch
    • and Emanuel Epstein

    THE DUAL MECHANISMS OF ALKALI CATION ABSORPTION BY PLANT CELLS: THEIR PARALLEL OPERATION ACROSS THE PLASMALEMMA

    Proc Natl Acad Sci U S A 1968 61:447-453
  • Biological Sciences: Botany:
    • Arthur W. Galston

    MICROSPECTROPHOTOMETRIC EVIDENCE FOR PHYTOCHROME IN PLANT NUCLEI

    Proc Natl Acad Sci U S A 1968 61:454-460

Biological Sciences: Physiology

  • Biological Sciences: Physiology:
    • Attallah Kappas,
    • Chull S. Song,
    • Richard D. Levere,
    • Richard A. Sachson,
    • and S. Granick

    THE INDUCTION OF δ-AMINOLEVULINIC ACID SYNTHETASE in vivo IN CHICK EMBRYO LIVER BY NATURAL STEROIDS

    Proc Natl Acad Sci U S A 1968 61:509-513

Biological Sciences: Microbiology

  • Biological Sciences: Microbiology:
    • D. E. Mosier
    • and L. W. Coppleson

    A THREE-CELL INTERACTION REQUIRED FOR THE INDUCTION OF THE PRIMARY IMMUNE RESPONSE in vitro

    Proc Natl Acad Sci U S A 1968 61:542-547

Biological Sciences: Physics

  • Biological Sciences: Physics:
    • G. Arrhenius,
    • E. Corenzwit,
    • R. Fitzgerald,
    • G. W. Hull, Jr.,
    • H. L. Luo,
    • B. T. Matthias,
    • and W. H. Zachariasen

    SUPERCONDUCTIVITY OF NB 3 (AL, GE) ABOVE 20.5°K

    Proc Natl Acad Sci U S A 1968 61:621-628

Corrections

  • Correction:

    A TWO-STRUCTURE MODEL FOR ELECTROLYTIC SOLUTIONS

    Proc Natl Acad Sci U S A 1968 61:775
  • Correction:

    MECHANISM OF DNA CHAIN GROWTH, II. ACCUMULATION OF NEWLY SYNTHESIZED SHORT CHAINS IN Escherichia coli INFECTED WITH LIGASE-DEFECTIVE T4 PHAGES

    Proc Natl Acad Sci U S A 1968 61:775
  • Correction:

    GENETICS OF SOMATIC MAMMALIAN CELLS, VII. INDUCTION AND ISOLATION OF NUTRITIONAL MUTANTS IN CHINESE HAMSTER CELLS

    Proc Natl Acad Sci U S A 1968 61:775

This Issue

  1. Research Article
  2. Physical Sciences: Physics
  3. Physical Sciences: Applied Mathematics
  4. Physical Sciences: Mathematics
  5. Physical Sciences: Chemistry
  6. Biological Sciences: Botany
  7. Biological Sciences: Physiology
  8. Biological Sciences: Microbiology
  9. Biological Sciences: Physics
  10. Corrections

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